obama, president obama, first lady michelle, jimmy carter and bill clinton, making their way down, all to commemorate the 50 years since martin luther king, jr.'s, "i have a dream" speech. logon to nbcbayarea.com to watch it live any time. logon to nbcbayarea.com to watch [ male announcer ] at sizzler... it's back for a limited time! fire grilled steak and golden all-you-can-eat shrimp for an incredible $9.99! only at sizzler! >>> this morning, a memorial continues to grow for 17-year-old robert orlando, killed in a car crash the night before he was to start his senior year at san ramon valley high school. >> it's cliche. and you hear it all the time, especially in times like these. but he was special. he was going to make a big difference in the world for the world and for himself, because people just gravitated around him. >> so tough. orlando and two friends were on their way home from a fishing trip monday night went driver of the car crashed into a tree. they were only five minutes from orlando's home. the cause of the crash is under investigation but police say there were no imme